/*
 * Copyright 2024 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.pajamas.starter.integration.spring.cloud;

import org.pajamas.starter.core.service.ClusterSynchronized;
import org.redisson.api.RLock;
import org.redisson.api.RedissonClient;

import java.util.concurrent.TimeUnit;

import javax.annotation.Nonnull;

/**
 * @author william
 * @since 2024/4/15
 */
public class RLockProxy {
    private final ClusterSynchronized metaAnnotation;
    private final RLock rLock;

    RLockProxy(@Nonnull RedissonClient client, @Nonnull ClusterSynchronized metaAnnotation, @Nonnull String namespace) {
        this.metaAnnotation = metaAnnotation;
        this.rLock = metaAnnotation.fair() ? client.getFairLock(namespace) : client.getLock(namespace);
    }

    boolean tryLock() throws InterruptedException {
        return this.rLock.tryLock(this.metaAnnotation.waitTimeoutInSec(), this.metaAnnotation.leaseTimeoutInSec(),
                TimeUnit.SECONDS);
    }

    void unlock() {
        if (this.rLock.isLocked()) {
            this.rLock.unlock();
        }
    }
}
